Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 872 · 40 questions

The method (Find the 100%): Name the topic and write its formula. For percent questions, decide which value is the 100%. Check units (₹, km/h, days) and whether the answer is sensible.

1. 1.A town has 4760 people. Its population grows by 40%. How many people live there now?
2. 2.Aditya is 8 years older than Isha. In 2 years, the sum of their ages will be 52. How old is Isha now?
3. 3.By selling a watch for ₹884, a shopkeeper makes a profit of 30%. What did the watch cost the shopkeeper (in ₹)?
4. 4.What is the difference between the compound interest and the simple interest on ₹42800 at 10% per year for 2 years (in ₹)?
5. 5.Arjun is 4 years older than Vivaan. In 4 years, the sum of their ages will be 66. How old is Vivaan now?
6. 6.A table fan is marked at ₹4020. The shop gives a 15% discount. How much do you pay (in ₹)?
7. 7.How many minutes does a car take to go 80 km at 50 km/h?
8. 8.A bicycle marked at ₹860 is sold for ₹602. What is the discount percent?
9. 9.Ananya can finish a job in 14 days and Karan in 7 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
10. 10.A study lamp marked at ₹4900 is sold for ₹2450. What is the discount percent?
11. 11.In 6 years, Diya will be twice as old as Diya was 4 years ago. How old is Diya now?
12. 12.A bicycle is marked at ₹435. The shop takes 20% off, and then a further 25% off the new price. How much do you pay (in ₹)?
13. 13.A cricket bat bought for ₹200 is sold at a profit of 25%. What is the selling price (in ₹)?
14. 14.Find the simple interest on ₹6000 at 4% per year for 5 years (in ₹).
15. 15.Find the simple interest on ₹12000 at 10% per year for 1 year (in ₹).
16. 16.The price of a school bag changes from ₹3260 to ₹4564. By what percent did it go up?
17. 17.Ishaan works three times as fast as Pooja. Together they finish a job in 7 days. How many days would Pooja take alone?
18. 18.How many minutes does a car take to go 75 km at 45 km/h?
19. 19.After a 30% discount, a school bag costs ₹3444. What was its marked price (in ₹)?
20. 20.Two discounts of 20% and 20%, one after the other, are the same as one discount of what percent? =
21. 21.A watch bought for ₹60 is sold at a loss of 15%. What is the selling price (in ₹)?
22. 22.The price of a school bag changes from ₹540 to ₹513. By what percent did it come down?
23. 23.7 years ago, Priya’s mother was four times as old as Priya. The mother is 51 years old now. How old is Priya now?
24. 24.The average weight of 5 children is 45 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
25. 25.The price of a school bag changes from ₹1200 to ₹1500. By what percent did it go up?
26. 26.A water tank holds 3320 litres. 5% of the water is used. How many litres are left?
27. 27.A water tank holds 4860 litres. 40% of the water is used. How many litres are left?
28. 28.The simple interest on ₹15400 for 2 years is ₹1232. What is the rate of interest (% per year)?
29. 29.What is the difference between the compound interest and the simple interest on ₹38800 at 5% per year for 2 years (in ₹)?
30. 30.Find the amount when ₹31250 is invested at 8% per year compound interest for 3 years (in ₹).
31. 31.Kabir can finish a job in 10 days and Dev in 15 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
32. 32.A shop sells an average of 30 kg of sugar a day for 4 days, and then 32 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
33. 33.What is the difference between the compound interest and the simple interest on ₹2500 at 20% per year for 2 years (in ₹)?
34. 34.Saanvi can finish a job in 17 days and Sneha in 4 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
35. 35.Isha works twice as fast as Manav. Together they finish a job in 2 days. How many days would Manav take alone?
36. 36.Karan’s father is twice as old as Karan. The sum of their ages is 15 years. How old is Karan?
37. 37.Change 18 km/h into metres per second.
38. 38.The simple interest on ₹4200 for 4 years is ₹2184. What is the rate of interest (% per year)?
39. 39.Kabir cycles to his school at 16 km/h and comes back by the same road at 48 km/h. What is his average speed for the whole trip (in km/h)?
40. 40.A cricket bat is marked at ₹2440. The shop gives a 30% discount. How much do you pay (in ₹)?

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